package ch10;

import java.util.Scanner;
import java.util.regex.Matcher;
import java.util.regex.Pattern;

import ch3.IFCondition;
import ch3.WhileLoop;

public class Test {
	
	private String a;
	Scanner scanner = new Scanner(System.in);
	String str = scanner.next();
	
	String b = "\\b";
	Pattern pattern = Pattern.compile(b);
	Matcher matcher = pattern.matcher(str);

	
	
}
